1 files changed, 7 insertions, 5 deletions
diff --git a/scumm/imuse_digi/dimuse.h b/scumm/imuse_digi/dimuse.h
index 34d9e91098..892f1b5f1f 100644
--- a/scumm/imuse_digi/dimuse.h
+++ b/scumm/imuse_digi/dimuse.h
@@ -45,8 +45,6 @@ class Serializer;
 class IMuseDigital : public MusicEngine {
 private:
 
-	int _callbackFps;
-
 	struct Track {
 		int trackId;
 
@@ -86,7 +84,6 @@ private:
 
 	Track *_track[MAX_DIGITAL_TRACKS + MAX_DIGITAL_FADETRACKS];
 
-	Common::Mutex _mutex;
 	ScummEngine *_vm;
 	ImuseDigiSndMgr *_sound;
 
@@ -101,8 +98,10 @@ private:
 	int32 _curMusicSeq;
 	int32 _curMusicCue;
 
-	static void timer_handler(void *refConf);
-	void callback();
+	int _callbackFps;
+	int32 _lastTime, _thisTime, _interval, _counter, _diff;
+	bool _firstCall;
+
 	void switchToNextRegion(Track *track);
 	int allocSlot(int priority);
 	void startSound(int soundId, const char *soundName, int soundType, int volGroupId, AudioStream *input, int hookId, int volume, int priority);
@@ -132,6 +131,9 @@ public:
 	IMuseDigital(ScummEngine *scumm, int fps);
 	virtual ~IMuseDigital();
 
+	void callback();
+	void addDiff(int32 diff) { _diff += diff; }
+
 	void setAudioNames(int32 num, char *names);
 
 	void startVoice(int soundId, AudioStream *input);